HONG KONG: China's Hong Kong Special Administrative Region (HKSAR) on Saturday held a string of activities to mark the annual National Security Education Day under the theme of 'National Security, Foundation of Stability and Prosperity.'

April 15 this year marks the third National Security Education Day in Hong Kong. The opening ceremony was held at the Hong Kong Convention and Exhibition Center, where people from all walks of life gathered to kick off such activities organized by the Committee for Safeguarding National Security of the HKSAR.